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shaft hoisting
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shaft hoisting
Encyclopedia
工学
竖井提升
释
shaft hoisting
竖井提升
提升设备驱动钢丝绳和提升容器在竖井中垂直升降人员或者物料的提升方式。
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undotted index
undotted spinor
UNDP
undrained shear strength
undriven camera
undue performance by a delinquent debtor
undulata
undulated beam injector
undulating membrane
undulating number
undulation
undulator
undulatory
undulatory property
undulatory theory
undulatory theory, wave theory
unduloid
undulose extinction/undulatory extinction
undyed silk
UNEA
unearned premium reserves
unearthed
Uneasy Virtue
UNECA
unemployment
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